a lemon tree

Results 4 issues of a lemon tree

## Question 现在的需求是利用canal将mysql中单表的历史数据先同步到kafka,再接着同步增量的数据。 目前利用canal-1.1.5版本测试发现无法同步全量的历史数据。

总结pip操作积累的心得

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### Code of Conduct - [x] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct) ### Search before asking - [x] I have searched in the [issues](https://github.com/apache/kyuubi/issues?q=is%3Aissue) and found no...

kind:bug
priority:major